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Finding the Fourth Proportional to 3,425.37, 4,727.01 and 1,853.47

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Solution

The fourth proportional to 3,425.37, 4,727.01 and 1,853.47 is: 2,557.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.37 : 4,727.01 = 1,853.47 : x
  2. Step 2: Convert to fraction form
    3,425.37/4,727.01 = 1,853.47/x
  3. Step 3: Cross multiply
    3,425.37x = 4,727.01 × 1,853.47
  4. Step 4: Simplify right side
    3,425.37x = 8,761,371.22
  5. Step 5: Solve for x
    x = 8,761,371.22/3,425.37
  6. Step 6: Final answer
    x = 2,557.79

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.